json = {
    "type": "MultiLineString",
    "coordinates": [
            [
                [-145.330552434959486, -18.063492669238418, 0.0],
                [32.644624017202354, -98.240446906667813, 0.0],
                [71.96972095638337, 67.102744126288925, 0.0],
                [-0.13293907966457, 19.10143451912516, 0.0],
                [143.130174220098212, 13.33250319728284, 0.0],
                [-131.286248062548538, -67.818428996964315, 0.0],
                [-171.490359739178757, 69.666047318397418, 0.0],
                [-130.25429348710702, -71.508722790791452, 0.0],
                [66.277837465839397, 59.632666826695655, 0.0],
                [-143.52513708731766, -88.250902704691214, 0.0],
                [-8.585331479268756, -64.612348357832303, 0.0],
                [-151.0123649155789, 7.711152323633833, 0.0],
                [157.768768121523038, 21.612660429406986, 0.0],
                [-77.856016799509163, 66.965302450784606, 0.0],
                [-144.450678380263128, -16.935608506436505, 0.0],
                [-86.165549646079171, 48.262523482252135, 0.0],
                [-160.497707987238243, -92.171778050638665, 0.0],
                [-18.647607559129785, -9.687579290402656, 0.0],
                [9.521490787269954, 42.311279482328132, 0.0],
                [72.394574387047257, 67.480314920097115, 0.0]
            ],
        [
                [-160.176671123045963, -12.120721073282214, 0.0],
                [37.31745994521404, -67.629405235734623, 0.0],
                [139.328669929711083, -7.257867144314359, 0.0],
                [64.018561704174147, 33.600505832360248, 0.0],
                [154.896846536498145, -75.049841941458681, 0.0],
                [-9.807628969200724, -4.815480122370079, 0.0],
                [30.397824513666343, -60.001529863545237, 0.0],
                [-20.732169515641306, 86.078606653842613, 0.0],
                [-17.661463914863393, -44.520881028422963, 0.0],
                [-101.516204481429298, 42.149032724795106, 0.0],
                [95.635211653048501, -50.629785433548363, 0.0],
                [-155.403994041301644, -32.982082458749787, 0.0],
                [150.244871911152359, -78.145813299438103, 0.0],
                [-167.719879726913746, -31.890823138976984, 0.0],
                [-146.162987769097413, -51.935390706347007, 0.0],
                [164.341939888119526, -87.258388049416681, 0.0],
                [-150.50587300476775, -0.285833944522274, 0.0],
                [-132.954584970362049, -4.531748970432384, 0.0],
                [-142.834559173296839, 66.34018880237241, 0.0],
                [143.746168324643889, -39.067242662917465, 0.0]
        ]
    ]
}

from osgeo import ogr

lines:ogr.Geometry = ogr.CreateGeometryFromJson(json)
print(lines.GetEnvelope())